Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 5:37:17 AM (PDT) on Tuesday, October 7, 2025.
The magnitude 2.7 event occurred 6 km (4 miles) NE (52 degrees) of East Foothills, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 2.7 - duration magnitude (Md)
Time Tuesday, October 7, 2025 at 5:37:17 AM (PDT)
Tuesday, October 7, 2025 at 12:37:17 (UTC)
Distance from East Foothills, CA - 6 km (4 miles) NE (52 degrees)
Alum Rock, CA - 8 km (5 miles) NE (46 degrees)
Milpitas, CA - 13 km (8 miles) E (97 degrees)
San Jose, CA - 14 km (9 miles) NE (54 degrees)
Seven Trees, CA - 16 km (10 miles) NNE (25 degrees)
Coordinates 37 deg. 24.9 min. N (37.415N), 121 deg. 45.8 min. W (121.763W)
Depth 7.65 km (4.80 miles)
Quality Excellent
Location Quality Parameters Nst=77, Nph=66, Dmin=5.2 km, Rmss=0.08 sec, Erho=0.12 km, Erzz=0.469999999 km, Gp=32 degrees
Event ID# nc75246051
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For more information, see https://earthquake.usgs.gov

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